int reached_hash(xbt_state_t st);
void set_pair_reached_hash(xbt_state_t st);
int snapshot_compare(mc_snapshot_t s1, mc_snapshot_t s2);
+int data_program_region_compare(void *d1, void *d2, size_t size);
+int data_libsimgrid_region_compare(void *d1, void *d2, size_t size);
void MC_pair_delete(mc_pair_t pair);
void MC_exit_liveness(void);
mc_state_t MC_state_pair_new(void);